أرسل هذا في رسالة قصيرة: Probabilistic reasoning on background net: An application to text categorization

  _____      ___      ______    _____    _    _   
 /  ___||   / _ \\   /_   _//  |  ___|| | |  | || 
| // __    | / \ ||  `-| |,-   | ||__   | |/\| || 
| \\_\ ||  | \_/ ||    | ||    | ||__   |  /\  || 
 \____//    \___//     |_||    |_____|| |_// \_|| 
  `---`     `---`      `-`'    `-----`  `-`   `-`